Speed Meter
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| Brand | AS ONE |
|---|---|
| Origin | Japan |
| Manufacturer | AS ONE Corporation |
| Model No. | 1-6393-01 |
| Measurement Range | 6.0 to 99,999.9 rpm |
| Resolution | 0.1 rpm |
| Accuracy | ±(0.01% of reading + 1 digit) |
| Sampling Interval | 1.0 to 10.0 seconds |
| Measurement Distance | 50–300 mm (with reflective tape) |
| Auto-ranging | Yes |
| Operating Temperature | 5–40 °C |
| Display | 6-digit LCD |
| Dimensions (W×H×D) | 58 × 28 × 122 mm |
| Weight | Approx. 140 g |
| Power Supply | Four AA batteries (included) |
| Accessories | Ten reflective tapes |
| Brand | Delta Instruments |
|---|---|
| Origin | Guangdong, China |
| Model | GB/T 12996 |
| Standard Compliance | GB/T 12996–2012, GB/T 13800–2009 |
| Incline Range | 0° to 10° (continuous, motorized adjustment) |
| Incline Accuracy | ≤ ±0.2° |
| Test Platform Dimensions | 10 m × 3 m |
| Friction Force Measurement | 0–100 N (±1 N accuracy) |
| Load Mass | 5 kg ± 0.05 kg |
| Control Interface | Microcomputer-based system with color touch screen |
| Automatic Stop Logic | Angle-triggered termination |
| Brand | HORDE Electric |
|---|---|
| Model | HD-BSDPL |
| Measurement Principle | Continuous-wave (CW) Doppler radar at 24.000–24.250 GHz |
| Velocity Range | 0–30 m/s |
| Velocity Resolution | 0.001 m/s |
| Accuracy | ±1% of reading (for surface velocity) |
| Operating Distance | up to 30 m |
| Elevation Angle Compensation Range | 30°–70° |
| Azimuth & Pitch Auto-Correction | Enabled |
| Display | Color LCD with guided menu interface |
| Power Supply | Rechargeable Li-ion battery (DC 11.6 V), >10 h continuous operation |
| Operating Current | ≤120 mA @12 V (active), ≤1 mA @12 V (sleep) |
| Environmental Rating | IP65 (main unit), IP67 (radar sensor) |
| Operating Temperature | −40 °C to +60 °C |
| Output Options | RS485 (optional), 4–20 mA (optional), relay (optional), HART (optional), NB-IoT/GPRS/LoRa (optional) |
| Flow Computation | Manual water level input required |
| instantaneous flow range | 0–999,999,999 m³/h |
| cumulative flow range | 0–999,999,999 m³ |
| Brand | Lanjing |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Manufacturer |
| Country of Origin | China |
| Model | LJ-LS5+ |
| Price | USD 1,200 (FOB) |
| Measurement Range | 0.1–30 m/s |
| Accuracy | ±3% FS or ±0.01 m/s (whichever is greater) |
| Radar Frequency | 24 GHz |
| Beam Angle | 24° × 12° (elevation × azimuth) |
| Transmit Power | 18 dBm (63 mW peak), nominal 10 mW average |
| Max Measurement Distance | ≤100 m |
| Operating Temperature | −30 °C to +70 °C |
| Storage Temperature | −30 °C to +70 °C |
| Relative Humidity | 20–80% RH |
| Ingress Protection | IP67 |
| Battery Capacity | 3600 mAh Li-ion |
| Continuous Operation | >10 h |
| Data Storage | 10,000 records |
| Display | 3.5″ capacitive touchscreen |
| Interface | USB Type-A for USB flash drive data export |
| Built-in Tilt Sensor | Automatic horizontal & vertical angle compensation |
| Housing Material | ABS resin enclosure with aluminum frame |
| Weight | <1 kg |
| Brand | testo |
|---|---|
| Origin | Germany |
| Model | 0560 0460 |
| Measurement Principle | Non-contact optical reflection method |
| Distance Range | 10–40 cm |
| RPM Range | 100–29,999 rpm |
| Accuracy | ±0.02 % of reading |
| Resolution | 0.1 rpm (100–999.9 rpm), 1 rpm (1,000–29,999 rpm) |
| Response Time | 0.5 s |
| Display | Backlit LCD |
| Power Source | Included battery |
| Compliance | CE, RoHS, ISO/IEC 17025 traceable calibration certificate supplied |
| Brand | testo |
|---|---|
| Origin | Germany |
| Model | 0563 0465 |
| Measurement Principle | Non-contact optical reflection (visible/infrared LED) |
| Distance Range | Up to 600 mm |
| Display | Single-line LCD |
| RPM Range | 1–99,999 rpm |
| Accuracy | ±0.02% of reading |
| Resolution | 0.01 rpm (1–99.99 rpm), 0.1 rpm (100–999.9 rpm), 1 rpm (1,000–99,999 rpm) |
| Data Hold | Min/Max/Avg/Last value storage |
| Included Accessories | Protective SoftCase, reflective tape, plastic instrument case, batteries |
| Brand | testo |
|---|---|
| Origin | Germany |
| Model | 0563 0470 |
| Measurement Principle | Optical (reflective) and mechanical contact |
| Optical RPM Range | 1–99,999 rpm |
| Optical Accuracy | ±0.02% of reading |
| Optical Resolution | 0.01 rpm (1–99.99 rpm), 0.1 rpm (100–999.9 rpm), 1 rpm (1,000–99,999 rpm) |
| Contact RPM Range | 0.1–19,999 rpm |
| Contact Accuracy | ±0.2% of reading |
| Display | 5-digit LCD, single-line |
| Power | Included batteries |
| Accessories | Reflective tape, protective soft case, instrument carrying case, adapter, probe tip, surface speed disc (0.1 m and 6"), factory calibration report |
| Brand | testo |
|---|---|
| Origin | Germany |
| Model | 0563 4770 |
| Measurement Range | 30–300,000 fpm (flashes per minute) |
| Flash Intensity | up to 1500 lux at 30 cm |
| Flash Duration | Adjustable |
| Display | LCD |
| IP Rating | IP65 |
| Battery Life | Up to 5 h (alkaline), up to 11 h (NiMH, at 6000 fpm) |
| Resolution | ±0.1 fpm (30–999 fpm), ±1 fpm (1000–300,000 fpm) |
| Accuracy | ±0.02 % of reading |
| Trigger I/O | Yes |
| Operating Temperature | –10 to +50 °C |
| Weight | 380 g |
| Brand | Vientiane Environment |
|---|---|
| Origin | Shandong, China |
| Manufacturer Type | Manufacturer |
| Country of Origin | Domestic (China) |
| Model | WX-LDS2 |
| Price | USD 425 (approx.) |
| Measurement Principle | Doppler Effect |
| Frequency Band | 24 GHz |
| Transmit Power | ≤20 dBm (10 mW nominal) |
| Beam Angle | 22° × 8° |
| Speed Range | 1–240 km/h |
| Resolution | 0.1 km/h |
| Accuracy | ±1 km/h |
| Detection Direction | Positive = approaching, Negative = receding |
| Maximum Detection Distance | ≥200 m |
| Angle Compensation | Automatic vertical compensation |
| Charging Voltage Limit | 12.6 V |
| Battery Capacity | 3600 mAh |
| Operating Time | ≥10 hours |
| Housing Material | ABS resin |
| Weight | 504 g |
| Operation Mode | Handheld or tripod-mounted |
| User Interface | Dual-language (English/Chinese) |
| Data Storage | Local history logging with export capability |
| Print Function | Thermal printer support (auto/manual print of up to 3 most recent overspeed events) |
| Overspeed Configuration | Configurable threshold, real-time overspeed ratio [(v − vₗᵢₘ)/vₗᵢₘ], max speed capture, and timestamped event logging |